Move enable extensions define to a build flag.

chrome/browser/download/download_target_determiner.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/download/download_target_determiner.h"
 
 #include "base/location.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "chrome/browser/download/chrome_download_manager_delegate.h"
 #include "chrome/browser/download/download_crx_util.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/safe_browsing/file_type_policies.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/mime_util/mime_util.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_interrupt_reasons.h"
 #include "extensions/common/constants.h"
+#include "extensions/features/features.h"
 #include "net/base/filename_util.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "url/origin.h"
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 #include "chrome/browser/extensions/webstore_installer.h"
 #include "extensions/common/feature_switch.h"
 #endif
 
 #if defined(ENABLE_PLUGINS)
 #include "chrome/browser/plugins/plugin_prefs.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/common/webplugininfo.h"
 #endif
 
@@ skipping 824 matching lines @@
 
   // User-initiated extension downloads from pref-whitelisted sources are not
   // considered dangerous.
   if (download_->HasUserGesture() &&
       is_extension_download &&
       download_crx_util::OffStoreInstallAllowedByPrefs(
           GetProfile(), *download_)) {
     return DownloadFileType::NOT_DANGEROUS;
   }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   // Extensions that are not from the gallery are considered dangerous.
   // When off-store install is disabled we skip this, since in this case, we
   // will not offer to install the extension.
   if (extensions::FeatureSwitch::easy_off_store_install()->IsEnabled() &&
       is_extension_download &&
       !extensions::WebstoreInstaller::GetAssociatedApproval(*download_)) {
     return DownloadFileType::ALLOW_ON_USER_GESTURE;
   }
 #endif
 
@@ skipping 52 matching lines @@
     const base::FilePath& suggested_path) {
   return base::FilePath(suggested_path.value() + kCrdownloadSuffix);
 }
 
 #if defined(OS_WIN)
 // static
 bool DownloadTargetDeterminer::IsAdobeReaderUpToDate() {
   return g_is_adobe_reader_up_to_date_;
 }
 #endif